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Games Like Space Tower Defense

60+ similar titles based on shared tags and player behavior. Themes include Strategy, RTS, Real Time Tactics, Tower Defense.

Space Tower Defense header art

A strategic space tower-defense game. Enemies detect, warn, and try to bypass defenses, forcing you to adapt. Combine diverse towers and face unique maps for varied battles. With tense sci-fi atmosphere, it delivers a fresh experience beyond traditional tower defense.

Reviews: No user reviews — 50%
Released: 2026-03-09
Developer: KKDM
Genres: Indie, Strategy
Platforms: Windows

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  1. #1 The Extinction Directive
    77% match1 user reviews100% of 1 reviews2025
    Dev: CustomBit
    Windows

    A single-player sci-fi strategy game set in a future where humankind has made the first leap to a distant star system

    Why similar: RTS 22.5%, Tower Defense 19.5%, Real Time Tactics 17.7%, Strategy 10.8%, Wargame 8%

  2. #2 天降神兵(Soldiers from the sky)
    75% matchPositive80% of 10 reviews2025
    Dev: HU9940007
    Windows

    A real-time strategy game that does not require micro operations

    Why similar: RTS 26.7%, Tower Defense 21.8%, Real Time Tactics 18.3%, Card Battler 8.3%, War 7.6%

  3. #3 Brave and Glory
    75% match1 user reviews0% of 1 reviews2024
    Dev: RCGstudio
    Windows

    This thrilling real-time strategy tower defense game immerses you in a three-dimensional world, where every decision matters and every action impacts the outcome of the battle. Get ready for epic battles and become the hero of the kingdom!

    Why similar: Real Time Tactics 27.5%, Tower Defense 24.6%, RTS 24.5%, Top-Down 7%, Strategy 6.9%

  4. #4 Galaxy Commanders
    74% matchNo user reviews
    Dev: MagmaByte
    Windows

    ASSEMBLE AND COMMAND YOUR SPACE FLEET TO VICTORY

    Why similar: Real Time Tactics 24.6%, RTS 20.9%, Space 12.5%, Strategy 9.1%, Tower Defense 8.3%

  5. #5 CastleArena
    71% matchNo user reviews2026
    Dev: MysticWave
    Windows

    Castle Arena is a classic real-time strategy (RTS) game where you defend your own castle while aiming to conquer the enemy's. Master the rock-paper-scissors dynamics between Warriors, Mages, and Knights, and command your troops with intuitive tap-and-drag controls.

    Why similar: RTS 27.3%, Tower Defense 22.7%, Real Time Tactics 19.3%, Strategy 10%, Top-Down 6.1%

  6. #6 Spirit Summoner
    72% matchNo user reviews2024
    Dev: Zerosx26
    Windows

    3D Real-time strategy attack enemy defense with upgradable summoned units. You play as Spirit Summoner to destroy modern human sophisticated defenses of a small city. Devise a masterful strategy that utilizes your summoned creatures to their fullest potential and breach their fortifications.

    Why similar: Real Time Tactics 26.9%, Tower Defense 19.4%, RTS 13.9%, Strategy 11.5%, War 10.3%

  7. #7 Our War: The Strongest Shield
    69% match7 user reviews86% of 7 reviews2024
    Dev: Chengdu Old Man
    Windows

    A grand and intense tower defense science fiction game, where you only need to purchase once to enjoy all the content of the game.

    Why similar: RTS 21.4%, Tower Defense 19.7%, Real Time Tactics 18.5%, Wargame 8.8%, War 7.6%

  8. #8 Eternal 4 Rounds
    69% matchNo user reviews
    Dev: Birch Juice
    Windows

    Eternal 4 Rounds isn't just a game. It's a struggle for glory! Each round presents a new challenge, new strategies, and new victories. Feel like a true commander and taste glory!

    Why similar: RTS 25.5%, Tower Defense 25.3%, Real Time Tactics 21.6%, Strategy 12.7%, Stylized 5.2%

  9. #9 Strength In Numbers
    66% matchPositive95% of 20 reviews2025
    Dev: Ciaosen Games
    Windows

    Take back control of the galaxy and defeat the evil AI in this fast-paced, node-based strategy game. The humanoid races need all the help they can get. We're counting on you, Commander!

    Why similar: RTS 28.2%, Real Time Tactics 24.2%, Strategy 10.2%, Space 9.4%, Top-Down 8.7%

  10. #10 Creeper World 4
    67% matchVery Positive95% of 4,612 reviews2020
    Dev: Knuckle Cracker
    Windows
    Median: 12.3 hrsMean: 29.4 hrs≥1hr: 88%

    The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.

    Why similar: Tower Defense 18.5%, RTS 18.1%, Real Time Tactics 17.3%, War 10.6%, Space 9.4%

  11. #11 盟军远征: 地下世界
    67% matchNo user reviews
    Dev: 创意泛舟
    Windows

    Valhalla's sealed abyss unleashed dark hordes during a magical cataclysm. United surface races repelled the invasion but now venture into the unfathomable pit to confront ancient evils and uncover truths buried beneath their war-torn world.

    Why similar: Real Time Tactics 27.7%, RTS 25.5%, Tower Defense 25.2%, Strategy 9.2%, Fantasy 4.6%

  12. #12 Chaos Magic: Towers and Wizards
    67% matchNo user reviews
    Dev: TARAKAN GAMES
    Windows

    "Chaos Magic: Towers and Wizards" is a multiplayer strategy where players choose from unique races and use their strategic skills to guide their forces to victory in battles for dominance. Players must carefully plan their attacks, defend their base, and outmaneuver opponents to emerge victorious.

    Why similar: RTS 18.4%, Tower Defense 17.9%, Real Time Tactics 15.1%, War 8.5%, Wargame 8%

  13. #13 玩具帝国 Toy Empires
    66% matchNo user reviews
    Dev: 二维公民
    Windows

    Toy Empires is a unique fast-paced, micro-management-free real-time strategy game. All you have to do is make the purest decisions and games!

    Why similar: RTS 23%, Tower Defense 21%, Real Time Tactics 19.1%, Wargame 9.7%, Strategy 8.1%

  14. #14 Stand Your Ground
    67% match1 user reviews0% of 1 reviews2023
    Dev: Noahstar365
    Windows · Mac

    Defend attacks from enemies from all directions within a limited time. Only by making full use of the differences in each tower and choosing appropriate random rewards can you survive.

    Why similar: RTS 23.6%, Tower Defense 21.6%, Real Time Tactics 19.9%, Strategy 8.1%, Top-Down 7.9%

  15. #15 Automatrons - Tower Defense
    66% match6 user reviews67% of 6 reviews2023
    Dev: Cold Mass Digital Entertainment
    Windows · Mac · Linux

    Join our machine legion to conquer the world.

    Why similar: Tower Defense 20.4%, RTS 19.6%, Real Time Tactics 15.6%, War 9.9%, Wargame 8.2%

  16. #16 Space Base Defense
    65% match3 user reviews33% of 3 reviews2025
    Dev: Morgenmiddag
    Windows · Mac

    A strategic and action-packed base survival game where you mine crystals, build units, and defend your base against waves of UFOs. Defeat enemies, gather resources, and unlock new planets to expand your defenses. Are you ready to conquer the galaxy?

    Why similar: RTS 22.8%, Tower Defense 20.5%, Real Time Tactics 19.3%, Space 8.9%, Top-Down 7.5%

  17. #17 ColorRandomDefense
    66% matchNo user reviews2026
    Dev: Jangjogyeog Company
    Windows

    Your defense is the enemy's disaster! Combine units to build a powerful army and send defeated monsters to your opponent instantly. Master your strategy with skill synergies and real-time scouting to survive and win.

    Why similar: Tower Defense 25.4%, RTS 25.2%, Real Time Tactics 21%, Strategy 14.3%, Top-Down 7.3%

  18. #18 Mini Warrior Defense
    64% matchMostly Negative26% of 19 reviews2026
    Dev: Playonesoft
    Windows

    Lead your warriors on an epic adventure to defend your kingdom from invaders - in this action tower defense game, you can use various defense towers, levels, heroes, and many good things to help you destroy enemies!

    Why similar: Tower Defense 26.8%, RTS 22.8%, Real Time Tactics 19.8%, Wargame 9.5%, Strategy 8.3%

  19. #19 Negative Energy
    65% match3 user reviews67% of 3 reviews2025
    Dev: ByVal Games
    Windows · Linux

    Negative Energy is a tower defense game with basic RTS mechanics, where your goal is to defend the construction of a Dyson sphere, while fighting against waves of hundreds of enemies ships.

    Why similar: RTS 24.6%, Tower Defense 24.5%, Real Time Tactics 20.8%, Strategy 12.6%, Space 6.9%

  20. #20 IDUN Prologue - Frontline Survival
    64% matchVery Positive89% of 81 reviews2025
    Dev: IDUN InteractivePub: Surefire.Games
    Windows · Mac · Linux

    Step into the arena with IDUN: Prologue, a thrilling slice of our full-length defense RTS where real-time strategy meets rogue-lite chaos. Fight your way through unique mission objectives with overwhelming swarms of enemies.

    Why similar: Tower Defense 20.6%, RTS 17.6%, Real Time Tactics 11.7%, War 8.6%, Top-Down 8.3%

  21. #21 Toy Shire: Room One
    64% matchVery Positive94% of 1,273 reviews2024
    Dev: Bluespy StudiosPub: Catoptric Games
    Windows
    Median: 30 minMean: 10.5 hrs≥1hr: 14%

    Are you prepared for a thrilling toy army tower defense adventure? Welcome to the Toy Shire! Battle diverse foes in various locations, defend your family, and repel foes from your area. Save the world by strengthening your defense with toy towers! FULL GAME AVAILABLE NOW!

    Why similar: Tower Defense 26.6%, RTS 23.8%, Real Time Tactics 16.9%, War 10%, Strategy 7.9%

  22. #22 Temple Siege TD
    66% matchNo user reviews
    Dev: Daniel-Bogdan Dumitru
    Windows

    Relaxing 3D fantasy tower defense game with an RPG/MOBA vibe: Hero-towers, distinct roles, unique abilities, powerful combos and rising challenge.

    Why similar: Tower Defense 23.6%, Real Time Tactics 21.9%, War 11.2%, Wargame 10.4%, Top-Down 9.1%

  23. #23 Defensive War -SEALED GOLEM-
    68% matchNo user reviews2022
    Dev: S.T-Brothers
    Windows

    Human VS monsters. Protect the castle! Wave-based real-time strategy (RTS). Protect your castle from attacking enemy monsters with warriors, Cavalry, magic, catapult. The Hero and the golem, along with his companions, go looking for the cause of the appearance of monsters in the world.

    Why similar: RTS 27.2%, Real Time Tactics 23%, Tower Defense 21.9%, Strategy 13.2%, Top-Down 6.9%

  24. #24 Molten Armor
    67% matchMixed62% of 60 reviews2017
    Dev: Brutal Muse
    Windows

    Molten Armor is an action tower defense game with a non-linear story in sci-fi setting! Command defenses and stop hordes of enemies! Fight on land, sea and in the skies!Decisions taken in the heat of battle will change the course of the war.

    Why similar: RTS 21.7%, Tower Defense 21.6%, Real Time Tactics 17.6%, War 8.4%, Wargame 8.4%

  25. #25 Save and Conquer : 8 Years
    65% matchPositive92% of 12 reviews2022
    Dev: Moglax Studios
    Windows

    This is a 2D defense game that depicts the near future that may arise from climate change. Unlike the defense game, which is automatically attacked by traditional turrets, it is an attractive game that requires you to defeat the enemy by operating the turret directly with limited power.

    Why similar: Tower Defense 30.2%, RTS 28.2%, Real Time Tactics 11.1%, Wargame 8.5%, Strategy 8.4%

  26. #26 Galactic Frontiers - Defense Protocol
    64% matchNo user reviews2026
    Dev: mañana studios
    Windows

    Stand as humanity's shield against relentless waves of cosmic foes in this gripping sci-fi tower defense game. Employ advanced weaponry and deploy strategic defenses to repel enemy hordes across the galaxy's expanse. Can you withstand the onslaught in Galactic Frontiers?

    Why similar: RTS 25.2%, Tower Defense 24.3%, Space 11.5%, War 10.8%, Wargame 7.9%

  27. #27 Para Bellum - Hold the Line
    65% matchPositive92% of 13 reviews2021
    Dev: Laukaus Games
    Windows · Mac · Linux

    Para Bellum - Hold the Line is a 3D real time small unit tactics game. Your task is to hold off enemy attacks wave after wave using a variety of different Units and Supports in your arsenal to the best of your abilities in Campaign and Skirmish modes.

    Why similar: RTS 22.3%, Tower Defense 20.4%, Real Time Tactics 19%, Wargame 8.7%, Strategy 7%

  28. #28 Ant Guardians
    62% matchPositive88% of 25 reviews2025
    Dev: NotThisTime
    Windows

    It’s a defense game where you create your own strategy, grow your units, and defend against enemies.

    Why similar: RTS 22.8%, Tower Defense 22.6%, Real Time Tactics 18.6%, War 9.7%, Wargame 8.2%

  29. #29 Thukothea Defender
    66% match6 user reviews50% of 6 reviews2021
    Dev: DjokaGames
    Windows · Linux

    A strategic tower-defense where you control powerfull drones. Unlock new tower and use specific technologies to defend your base on Thukothea!

    Why similar: Tower Defense 36.8%, Real Time Tactics 20.5%, RTS 15.9%, Strategy 11%, War 6.8%

  30. #30 Super Onslaught
    64% matchNo user reviews2026
    Dev: Cactu
    Windows

    A real time strategy, tower defense game where you can evolve your turrets and give them special abilities.

    Why similar: Tower Defense 26.8%, RTS 26.7%, Real Time Tactics 22.4%, Strategy 14.2%, War 9.1%

  31. #31 Infinite Fantasy Battlefront
    64% matchNo user reviews
    Dev: 大连无限次元动漫游戏开发有限公司
    Windows

    Infinite Fantasy Battlefront is a sci-fi fantasy RTS. Command diverse, ever-expanding factions with unique heroes and armies. Battle solo or with friends across various PvP & PvE modes.

    Why similar: RTS 28.8%, Real Time Tactics 24.5%, Strategy 13.6%, Wargame 10.9%, War 10.1%

  32. #32 Eternal Mist
    64% matchNo user reviews
    Dev: Rionix
    Windows · Linux

    Lead small squads. Make hard decisions. Survive the Mist in a real-time tactical game where paladins, hunters, and mages fight for every inch of ground. Unlock new abilities, adapt your tactics, and turn limited resources into your advantage. Win battles. Reinforce your squads. Move forward.

    Why similar: Real Time Tactics 18.8%, RTS 18.8%, Tower Defense 16.8%, War 9.7%, Wargame 8.1%

  33. #33 Random Core Defense
    63% match7 user reviews100% of 7 reviews2024
    Dev: Danbaba
    Windows

    "In 'Random Core Defense,' acquire and enhance cores using limited resources to withstand relentless enemy onslaughts. Defeat powerful bosses and test your strategy to survive until the very end!"

    Why similar: Tower Defense 29.9%, RTS 26.8%, Real Time Tactics 22.4%, Strategy 8.8%, Top-Down 5.2%

  34. #34 Creeper World IXE
    61% matchMostly Positive70% of 847 reviews2024
    Dev: Knuckle Cracker
    Windows
    Median: 13.7 hrsMean: 14.0 hrs≥1hr: 84%

    The unstoppable alien force known as The Creeper has returned, devouring thousands of worlds in its path, and yours is next. Battle against the Creeper fluid in a groundbreaking pixel-level simulation to prove that humanity will rule the galaxy forever!

    Why similar: RTS 21.7%, Tower Defense 19.7%, Real Time Tactics 18.7%, War 11.7%, Space 10.3%

  35. #35 HEX Defense
    63% matchNo user reviews2026
    Dev: Fun FactoryPub: unbeGames
    Windows

    HEX Defense is a tower-based strategy game set in a hexagonal world where you have to fight enemy forces by combining simple blocks into complex tower patterns.

    Why similar: Tower Defense 25.8%, RTS 25.2%, Real Time Tactics 21.8%, Strategy 13.3%, Top-Down 9.2%

  36. #36 Rogue Production Facility
    65% match6 user reviews67% of 6 reviews2020
    Dev: Eivind Magnus Noersterud Hvidevold
    Windows

    RPF is a simple real-time strategy game with lush graphics and easy gameplay. You mine resources and send your medieval units from one floating island to another to conquer enemies who reside there in quest of treasure and empire.

    Why similar: RTS 30.4%, Real Time Tactics 14.4%, Strategy 13.9%, Top-Down 11.5%, War 7.4%

  37. #37 Star Ash Fleet
    62% matchMostly Positive75% of 16 reviews2025
    Dev: Redonleft
    Windows

    Star Ash Fleet is a groundbreaking real-time strategy game that transcends tradition. Set against a holographic 2D battlefield simulating interstellar warfare, players assume the role of a newly appointed Federal Fleet Commander, crafting their own war epic across the vast galaxy.

    Why similar: RTS 26.7%, Real Time Tactics 23.4%, War 14.7%, Space 12.7%, Top-Down 7.4%

  38. #38 ScarQuest
    63% matchMixed68% of 19 reviews2024
    Dev: ManaStorm Studios
    Windows · Mac

    Raise armies to dominate, seize, and reign over the planet as its ruler.

    Why similar: RTS 33.6%, Real Time Tactics 28.2%, Strategy 16.9%, Space 11%, Fantasy 4.9%

  39. #39 Undead Tower Defense
    63% match3 user reviews33% of 3 reviews2024
    Dev: SoAsasProGames
    Windows

    Where the player will have to defend the location by placing towers and withstand waves of attacking enemies. In this 3D game, you will find yourself facing the task of repelling hordes of skeletons and monsters.

    Why similar: Real Time Tactics 35.3%, Tower Defense 31.3%, Top-Down 10.7%, Strategy 9.5%, 3D 5.1%

  40. #40 Phyto
    62% match9 user reviews100% of 9 reviews2024
    Dev: aXelis
    Windows

    Grow and evolve 32 different plants in this tower defense! Unlock new skills an units by finding seeds throughout 100 levels. Replay each map as much as possible, to push the challenge and rewards even further!

    Why similar: Tower Defense 30.2%, RTS 23.1%, Real Time Tactics 20.3%, Strategy 8.8%, Stylized 8.1%

  41. #41 Stardust Bulwark
    61% matchPositive92% of 12 reviews2025
    Dev: Developers
    Windows

    You must adjust your squad's positioning in real-time based on the battle situation, allowing members to complement each other's strengths. Every piece of stardust is crucial; it not only enhances your squad's combat power but also influences tactical direction.

    Why similar: RTS 24.8%, Tower Defense 21.8%, Real Time Tactics 16.9%, Strategy 10.9%, Card Battler 8.6%

  42. #42 Legend Of Nazera: War
    63% match1 user reviews100% of 1 reviews2023
    Dev: Coalition of Gamers Geeks and Nerds
    Windows

    Tower defense adventure where you recruit heroes and use them to take down the corruption.

    Why similar: Real Time Tactics 30.4%, Tower Defense 27.3%, Strategy 11.9%, War 9.5%, Top-Down 7.9%

  43. #43 Military Defense
    63% matchNo user reviews2025
    Dev: Taranau Aliaksei
    Windows

    Protect the base from an alien invasion. Place cannons and destroy the invaders. Upgrade cannons to resist the enemies.

    Why similar: RTS 22%, Tower Defense 21.2%, Real Time Tactics 18.2%, Wargame 9.5%, War 9.2%

  44. #44 Tau Cubis
    61% matchPositive91% of 11 reviews2023
    Dev: Cube Mandarine
    Windows · Mac · Linux

    Tau Cubis is a mazing tower defense game set in colorful sci-fi landscapes. Use your strategic skills to overcome numerous challenges and advance through the leaderboards.

    Why similar: Tower Defense 28.7%, Strategy 14.1%, Real Time Tactics 11.8%, RTS 11.7%, Space 11.3%

  45. #45 Sphere Invasion
    63% match2 user reviews0% of 2 reviews2020
    Dev: Space and Frogs
    Windows

    Sphere Invasion is Sci-Fi Tower Defence. Build your own road and defend it with 7 unique towers.

    Why similar: Tower Defense 25.6%, Real Time Tactics 24.2%, War 11.5%, Space 10.9%, Strategy 8.9%

  46. #46 War Of Castles
    60% matchPositive83% of 18 reviews2024
    Dev: Jim ChenPub: OKJOY
    Windows

    Capture the enemy castle! Conquer all the islands! "War Of Castles" is a war-themed real-time strategy game where players lead soldiers to seize castles and claim islands. Beware of surprise attacks from the enemy while assaulting their castles!

    Why similar: RTS 24.1%, Tower Defense 21.7%, War 15%, Top-Down 10.1%, Wargame 9.8%

  47. #47 Power TD
    61% matchNo user reviews
    Dev: FunGame Studio
    Windows

    Power TD is a 3D top-down strategy tower defense game where players must build and strategically balance defensive towers with essential Energy Facilities. The core challenge is maintaining power while designing intricate mazes to maximize enemy exposure to tower attacks.

    Why similar: Tower Defense 29.3%, Real Time Tactics 25%, RTS 23.6%, Strategy 10.6%, Top-Down 6.8%

  48. #48 Guardians of Temple
    61% matchNo user reviews
    Dev: JOYO games
    Windows

    Light and darkness have fought endless battles for dark resources! We must enter one side and fight it to the end!

    Why similar: RTS 21.8%, Tower Defense 19.9%, Real Time Tactics 17.3%, War 8.9%, Card Battler 8.9%

  49. #49 Space gold rush TD
    61% matchNo user reviews
    Dev: Bottled Pixel
    Windows

    Join in on the next gold rush and become a prospector in space. In this unique tower defense you can set up and reposition towers for maximum efficiency and adapt to the environment.

    Why similar: RTS 22.8%, Tower Defense 22.2%, Real Time Tactics 17.4%, Space 12.2%, Strategy 7.4%

  50. #50 1931-1945: Their Childhood - Tunnel Warfare/地道战
    61% matchNo user reviews2025
    Dev: Hongji Interactive
    Windows

    1931-1945,the chinese Tunnel Warfare. Customizable map WWII RTS simulation with player-designed tunnels, dynamic difficulty, and enemy AI. Base strategies and tech choices shape unique combat styles. Experience authentic WWII tactics, not fantasy.

    Why similar: RTS 27.4%, Tower Defense 23.9%, Real Time Tactics 21.7%, Strategy 13.1%, War 8.7%

  51. #51 SwordSpire
    60% match1 user reviews100% of 1 reviews2024
    Dev: anthonydmfb2090
    Windows

    Command a rebellion against an oppressive kingdom in this medieval tower-defense strategy game. Manage resources, upgrade units, and battle through 21 intense matches. Protect your tower, crush the enemy's, and lead the people to justice in a fight for freedom and equality.

    Why similar: RTS 27.3%, Tower Defense 21.8%, Real Time Tactics 17.8%, Strategy 12.9%, War 8.2%

  52. #52 Uniboom-War of Unicorns
    62% match4 user reviews100% of 4 reviews2021
    Dev: IsaVII
    Windows

    3D-realtime tower defense game with (rainbow-) UNICORNS!

    Why similar: RTS 26.8%, Tower Defense 26.6%, Real Time Tactics 23%, Strategy 9.3%, Fantasy 4.9%

  53. #53 Sigma Protocol
    59% match1 user reviews100% of 1 reviews2026
    Dev: NextGen Solutions LLC
    Windows

    Command your forces against endless waves of enemies in this intense RTS. Build bases, manage resources, and defend the Omega Beacon across procedurally generated worlds. Play solo or team up with friends via Steam multiplayer.

    Why similar: RTS 25.5%, Tower Defense 22.5%, Real Time Tactics 20.7%, Strategy 11.5%, Wargame 9.5%

  54. #54 The Hero We Need
    60% matchMixed68% of 19 reviews2024
    Dev: VoDoo Studios
    Windows

    Create your own distinctive towers, enhance only the necessary components, and experiment with them in quick battle mode. THWN enables you to craft each tower individually using runes that determine the projectile and its effects, giving you the freedom to adopt strategies that suit your play style.

    Why similar: RTS 22.7%, Tower Defense 22.2%, Real Time Tactics 20.4%, Top-Down 8.9%, Strategy 7.1%

  55. #55 Taur
    60% matchMostly Positive80% of 2,072 reviews2020
    Dev: Echo Entertainment
    Windows
    Median: 4.2 hrsMean: 6.8 hrs≥1hr: 76%

    Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?

    Why similar: Tower Defense 36.2%, RTS 16.4%, Real Time Tactics 12.1%, Strategy 10.9%, War 6.8%

  56. #56 Element TD
    62% matchMostly Positive76% of 98 reviews2017
    Dev: Element Studios
    Windows

    Light, Darkness, Water, Fire, Nature, and Earth elements come together in this tower defense focused on combinations.

    Why similar: Tower Defense 31.9%, Real Time Tactics 28.5%, RTS 26%, Strategy 7%, Fantasy 3.8%

  57. #57 Space Nature Attack Tower Defense
    60% matchPositive92% of 13 reviews2024
    Dev: Lead Games
    Windows

    Space Nature Attack TD is a tower defense where you can level up and customize tower stats and elements to your liking! Fend off various types of alien creatures across many different sci-fi planet themed maps, biomes, and difficulties!

    Why similar: Tower Defense 36%, Real Time Tactics 15.4%, Strategy 15.2%, Top-Down 12%, Space 9.7%

  58. #58 Defense Builder
    59% matchMostly Positive71% of 45 reviews2025
    Dev: Aries
    Windows

    Defense Builder is a sci-fi tower defense game. Players can build various defense towers to resist enemy attacks. There are as many as 36 types of available units, and it features a highly free economic system and defense system.

    Why similar: Tower Defense 31.7%, War 18.3%, Strategy 17.1%, Wargame 11.7%, Top-Down 8.1%

  59. #59 TechGuardian: Territory Defense
    58% matchMixed70% of 26 reviews2025
    Dev: Apex HorizonPub: Liquid Meow
    Windows

    This is a sci-fi strategy game featuring a Defense Mode focused on tower defense and an Attack Mode focused on combat. The game includes over 30 different buildings and units, all of which can be upgraded through entry editing to enhance their performance and firepower.

    Why similar: RTS 24.2%, Tower Defense 22.9%, Real Time Tactics 13.7%, War 8.6%, Strategy 8.3%

  60. #60 Decimation
    60% matchNo user reviews
    Dev: Elementum Software Development Services
    Windows

    Sci-fi tower defense meets ARPG-like hero combat. Build towers then fight alongside them with your hero as you battle through a campaign to uncover the fate of a colonization effort on a distant planet.

    Why similar: Tower Defense 30.4%, RTS 18.6%, Real Time Tactics 15.9%, Strategy 10.7%, War 8.1%

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Games Like Space Tower Defense

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